Home / 2,119,654.31-2,925,094.68-1,152,763.79

Finding the Fourth Proportional to 2,119,654.31, 2,925,094.68 and 1,152,763.79

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Solution

The fourth proportional to 2,119,654.31, 2,925,094.68 and 1,152,763.79 is: 1,590,798.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,654.31 : 2,925,094.68 = 1,152,763.79 : x
  2. Step 2: Convert to fraction form
    2,119,654.31/2,925,094.68 = 1,152,763.79/x
  3. Step 3: Cross multiply
    2,119,654.31x = 2,925,094.68 × 1,152,763.79
  4. Step 4: Simplify right side
    2,119,654.31x = 3,371,943,214,800.16
  5. Step 5: Solve for x
    x = 3,371,943,214,800.16/2,119,654.31
  6. Step 6: Final answer
    x = 1,590,798.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.